1 package org.apache.turbine.modules.layouts;
2
3 /* ====================================================================
4 * The Apache Software License, Version 1.1
5 *
6 * Copyright (c) 2001 The Apache Software Foundation. All rights
7 * reserved.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 *
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 *
16 * 2. Redistributions in binary form must reproduce the above copyright
17 * notice, this list of conditions and the following disclaimer in
18 * the documentation and/or other materials provided with the
19 * distribution.
20 *
21 * 3. The end-user documentation included with the redistribution,
22 * if any, must include the following acknowledgment:
23 * "This product includes software developed by the
24 * Apache Software Foundation (http://www.apache.org/)."
25 * Alternately, this acknowledgment may appear in the software itself,
26 * if and wherever such third-party acknowledgments normally appear.
27 *
28 * 4. The names "Apache" and "Apache Software Foundation" and
29 * "Apache Turbine" must not be used to endorse or promote products
30 * derived from this software without prior written permission. For
31 * written permission, please contact apache@apache.org.
32 *
33 * 5. Products derived from this software may not be called "Apache",
34 * "Apache Turbine", nor may "Apache" appear in their name, without
35 * prior written permission of the Apache Software Foundation.
36 *
37 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
38 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
39 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
40 * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
41 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
42 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
43 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
44 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
45 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
46 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
47 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
48 * SUCH DAMAGE.
49 * ====================================================================
50 *
51 * This software consists of voluntary contributions made by many
52 * individuals on behalf of the Apache Software Foundation. For more
53 * information on the Apache Software Foundation, please see
54 * <http://www.apache.org/>.
55 */
56
57 // Turbine Classes
58 import org.apache.turbine.modules.Layout;
59 import org.apache.turbine.modules.ScreenLoader;
60 import org.apache.turbine.util.ParameterParser;
61 import org.apache.turbine.util.RunData;
62
63 // ECS Classes
64 import org.apache.ecs.ConcreteElement;
65 import org.apache.ecs.HtmlColor;
66 import org.apache.ecs.html.Font;
67 import org.apache.ecs.html.P;
68
69
70 /***
71 * This is a sample FreeMarker Layout module
72 *
73 * @author <a href="mailto:mbryson@mont.mindspring.com">Dave Bryson</a>
74 * @version $Id: FreeMarkerLayout.java,v 1.1.1.1 2001/08/16 05:08:33 jvanzyl Exp $
75 * @deprecated you should use velocity
76 */
77 public class FreeMarkerLayout extends Layout
78 {
79 /***
80 * Build the layout.
81 *
82 * @param data Turbine information.
83 * @exception Exception, a generic exception.
84 */
85 public void doBuild( RunData data )
86 throws Exception
87 {
88 ParameterParser params = data.getParameters();
89 String fmScreen = params.getString("template");
90 params.add("template", "navigations/default_top.html");
91
92 // Execute the Top Navigation portion for this Layout.
93 ConcreteElement topNav =
94 ScreenLoader.getInstance().eval ( data, "FreeMarkerScreen" );
95
96 if ( topNav != null)
97 {
98 data.getPage().getBody().addElement( topNav );
99 }
100
101 // If an Action has defined a message, attempt to display it
102 // here.
103 if ( data.getMessage() != null )
104 {
105 data.getPage().getBody()
106 .addElement(new P())
107 .addElement(
108 new Font().setColor(HtmlColor.red)
109 .addElement(data.getMessageAsHTML()));
110 }
111
112 params.add("template", "screens/" + fmScreen);
113
114 // Now execute the Screen portion of the page.
115 ConcreteElement screen = ScreenLoader.getInstance().eval(
116 data, data.getScreen() );
117 if (screen != null)
118 data.getPage().getBody().addElement( screen );
119
120 // The screen should have attempted to set a Title for itself,
121 // otherwise, a default title is set.
122 data.getPage().getTitle().addElement(data.getTitle());
123
124 // The screen should have attempted to set a Body bgcolor for
125 // itself, otherwise, a default body bgcolor is set.
126 data.getPage().getBody().setBgColor(HtmlColor.white);
127
128 // Execute the Bottom Navigation portion for this Layout.
129 params.add("template", "navigations/default_bottom.html");
130 ConcreteElement bottomNav =
131 ScreenLoader.getInstance().eval ( data, "FreeMarkerScreen" );
132
133 if ( bottomNav != null)
134 {
135 data.getPage().getBody().addElement( bottomNav );
136 }
137 }
138 }
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